1. IDENTIFICATION OF SUBSTANCE:
Trade name: Bortezomib
Product Number: B-1408
Manufacturer/Supplier:
LC Laboratories
165 New Boston Street
Woburn, MA 01801 USA
1-781-937-0777 Fax: 1-781-938-5420

2. COMPOSITION/DATA ON COMPONENTS:
Chemical Name: Bortezomib
Synonyms: Velcade, MG-341, PS-341
Hazardous Ingredient: Bortezomib
CAS Registry Number: 179324-69-7
Molecular Weight: 384.24
Molecular Formula: C₁₉H₂₅BN₄O₄

3. HAZARDS IDENTIFICATION:
Hazard Description:
Toxic. Contains a pharmaceutically active ingredient.
Handling should only be performed by personnel trained and familiar
with handling of potent active pharmaceutical ingredients
Moderate to severe irritant to the skin and eyes
Toxic by inhalation
Very toxic by ingestion

4. FIRST AID MEASURES:
After Inhalation: If inhaled, remove to fresh air; if breathing is difficult, give oxygen; if breathing stops, give artificial respiration
After skin contact: flush with copious amounts of water; remove contaminated clothing and shoes; call a physician
After eye contact: check for and remove contact lenses and flush with copious amounts of water; assure adequate flushing by separating the eyelids with fingers; call a physician
After swallowing: if swallowed, wash out mouth with copious amounts of water; call a physician

5. FIRE FIGHTING MEASURES:
Suitable extinguishing agents: water spray, carbon dioxide, dry chemical powder or foam
Protective equipment: wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Unusual fire hazard: emits toxic fumes such as carbon monoxide, etc.

6. ACCIDENTAL RELEASE MEASURES:
Person-related safety precautions: cordon off area of spill; wear self-contained breathing apparatus, protective clothing and heavy rubber gloves
Measures for cleaning/collecting: absorb solutions with finely- powdered liquid-binding material (diatomite, universal binders); decontaminate surfaces and equipment by scrubbing with alcohol; dispose of contaminated material according to Section 13

7. HANDLING AND STORAGE:
Information for safe handling: avoid inhalation and contact with skin, eyes and clothing; material may be an irritant
Storage: store solid and solutions at -20 ºC

8. EXPOSURE CONTROLS AND PERSONAL PROTECTION:
Personal protective equipment as follows:
Breathing equipment: NIOSH/MSHA-approved respirator
Protection of hands: chemical-resistant rubber gloves
Eye protection: chemical safety goggles

9. PHYSICAL AND CHEMICAL PROPERTIES:
Form: solid powder
Color: white to beige
Odor: none
Melting point/Melting range: 109 - 133 ºC
Danger of explosion: none
Solubility in / Miscibility with water: poorly soluble in aqueous solution - maximum concentration recommended when diluting into aqueous media is 100-200 µg/mL
Solvent content: none
Organic solvents: soluble in DMSO or ethanol; up to 200 mg/ml

10. STABILITY AND REACTIVITY:
Stability: stable if stored as directed; avoid strong oxidizing agents
Thermal decomposition / conditions to be avoided: protect from light and heat
Dangerous products of decomposition: thermal decomposition may produce toxic gases such as carbon monoxide, carbon dioxide, and nitrogen oxides

11. TOXICOLOGICAL INFORMATION:
RTECS #:
Acute toxicity: none known
Primary irritant effect: not known
On the skin: none known
On the eye: not known; may be an irritant

12. ECOLOGICAL INFORMATION:
General notes: no data available

13. DISPOSAL CONSIDERATION:
Dispose of in accordance with prevailing country, federal, state and local regulations

14. TRANSPORT INFORMATION:
DOT:
Proper shipping name: none
Non-Hazardous for transport: this substance is considered to be non-hazardous for transport
IATA class:
Proper shipping name: none
Non-Hazardous for transport: this substance is considered to be non-hazardous for transport

15. REGULATIONS:
Code letter and hazard designation of product:
Hazard-determining components of labeling:
EU Risk And Safety phrases:
S24/25: Avoid contact with skin and eyes
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S28: After contact with skin, wash immediately with plenty of water
S36/37/39: Wear protective clothing, gloves and eye/face protection
R28: Very toxic if swallowed
R38: Irritating to skin
R41: Risk of serious damages to eyes
R48: Toxic; danger of serious damage to health by prolonged exposure
R62: Possible risk of impaired fertility
R63: Possible risk of harm to unborn child

16. OTHER INFORMATION:
The above information is believed to be correct based on our present knowledge but does not purport to be complete. For research use only by trained personnel. The burden of safe use of this material rests entirely with the user. LC Laboratories disclaims all liability for any damage resulting from use of this material.